Monthly FOS Trending Report:  Day 96.092:00:00.00 - 96.119:23:59.99


All Temperatures in deg C                      HOLD                               Operate RED         Operate BLUE
                               Low Lim  Min.   Avg.  Max.  Hi Lim    Low Lim  Min.   Avg.  Max.    Min.   Avg.  Max. Hi Lim
Detectors
          A Side Photocathode   -32.0  -18.3  -14.2  -8.7   33.0        ~    -17.1  -13.1  -8.7   -18.3  -12.7  _9.5  -7.0
      A Side Charge Amplifier   -35.0  -15.9  -11.6  -1.7   33.0        ~    -13.8   -5.3  -1.7   -15.9   -7.7  -4.3   2.0
A Side Permanent Magnet Focus   -25.0   -9.5   -6.3  -1.2   23.0        ~     -9.5   -4.6  -1.2    -9.5   -5.0  -1.7   4.0
          B Side Photocathode   -32.0  -17.1  -13.6  -8.7   23.0        ~    -15.9  -12.8  -8.7   -17.1  -11.7  -8.7  -7.0 
      B Side Charge Amplifier   -32.0  -14.8  -11.2  -2.7   33.0        ~    -13.8   -8.2  -3.8   -14.8   -5.1  -1.7   2.0
B Side Permanent Magnet Focus   -32.0   -8.7   -6.1  -1.2   23.0        ~     -8.7   -5.2  -1.2    -8.7   -4.3  -1.7   4.0

Electronics
                        RIU A   -32.0  -14.4   -9.0   1.0   33.0        ~    -13.9   -4.0   0.6   -15.1   -6.3   1.0   7.0
                        RIU B   -32.0  -14.4   -9.5   1.4   33.0        ~    -13.8   -5.4   0.6   -14.4   -4.1   1.8   7.0
 Central Electronics Assembly   -35.0  -12.8   -7.2  15.8   33.0        ~    -11.1    9.7  15.8   -12.8    8.2  15.8  21.0
         Central Power Supply   -23.0  -14.8   -9.4   9.6   33.0        ~    -12.8    3.4   8.6   -14.8    3.2  10.1  16.0
    High Voltage Power Supply   -35.0  -15.9  -11.0   1.3   33.0        ~    -14.8   -5.8  -0.7   -15.9   -4.4   1.3   6.0
      Analog Signal Processor   -35.0  -17.1  -11.5   1.3   33.0        ~    -14.8   -3.1   0.8   -14.8   -3.2   1.8  12.0
   XY Deflection Coil Drivers   -36.0  -13.8   -8.2  10.1   40.0        ~    -11.1    441  10.1   -12.8    3.0  10.1  16.0

Optical Bench
               Grazing Mirror    -2.0   10.1   11.5  13.7   33.0        ~     10.6   12.2  13.7    10.1   12.7  13.7  18.0
                   Collimator    -2.0    9.1   10.5  12.2   33.0        ~      9.1   11.0  12.2     9.6   11.4  12.2  17.0
      A Side Detector fitting    -2.0    8.1    9.3  11.7   33.0        ~      8.1   10.0  11.7     8.1   10.2  11.1  14.0
      B Side Detector fitting    -2.0    9.1   10.3  12.2   33.0        ~      9.1   10.8  12.2     9.1   11.1  12.2  14.0
      A Side Internal fitting   -35.0    3.2    5.5   8.6   31.0        ~      3.2    6.6   8.6     3.2    7.2   8.6  12.0
      B Side Internal fitting   -35.0   -2.7   -0.9   1.3   31.0        ~     -2.7   -0.6   1.3    -2.7    0.2   1.3   7.0
                    Gradient*                                         -15.0    5.3    7.1   8.3     5.3    7.0   8.3  15.0

Mechanisms
                Entrance Port   -15.0    4.7    6.6   9.6   37.0        ~      5.1    7.7  10.1     5.1    7.9  10.1  13.0
            Entrance Aperture   -15.0    8.1    9.9  14.2   37.0        ~      8.1   10.8  14.2     8.1   11.1  15.3  18.0
              Polarizer Wheel   -15.0    9.6   11.0  13.2   37.0        ~      9.6   11.7  13.2     9.6   11.8  13.2  20.0
                 FGWH motor A    -9.0   11.1   12.4  14.2   31.0        ~     11.7   13.1  14.8    11.1   13.0  14.8  22.0
                 FGWH motor B    -9.0   11.1   12.5  18.9   31.0        ~     11.7   13.6  20.4    11.1   13.4  18.9  22.0


Limits defined as operational limits, hold mode limits based on action values, operate limits based on FOS thermal control tutorial.
~ Engineering Data Analysis not fully defined at this time.



                                         Table FOS-T2: April 1996 Thermal Summary